"Processing is an open source programming language and environment for people who want to create images, animations, and interactions. Initially developed to serve as a software sketchbook and to teach fundamentals of computer programming within a visual context, Processing also has evolved into a tool for generating finished professional work. Today, there are tens of thousands of students, artists, designers, researchers, and hobbyists who use Processing for learning, prototyping, and production." (http://processing.org/)
This quote explains basically what processing is and what you are able to do with it.
http://processing.org/learning/ This website shows us the what to do from the basics to some more advanced processing.
This is the kind of thing you can do using processing:
If I could learn more about processing I would love to do something like this.
